Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHwAUe1XV7yIJN6zfZ1bUlIwG/RSQn+2TiLhbDKQN8tR2PFQ5agQZglfGGM… (844 chars)"
  }
}